LoginSignup
0
0

More than 5 years have passed since last update.

第11回つぼやき勉強会 ~ Ruby リターンズ ~

Last updated at Posted at 2017-02-23
1 / 4

Ruby のリターン


問題

def hoge
 arr = [3,4,5]
 arr.each do |a|
  return 100 if a > 6
 end
end

hoge # => これはなに?
def hoge
 arr = [3,4,5]
 arr.each do |a|
  if a > 6
    return 100
  end
 end
end

hoge # => これはなに?
def hoge
 arr = [3,4,5]
 arr.each do |a|
  100 if a > 3
 end
end

hoge # => これはなに?
def hoge
  arr = [3,4,5]
  arr.each do |a|
    100 if a > 2
    return
  end
end

hoge # => これはなに?

解答

  1. [3,4,5]
  2. [3,4,5]
  3. [3,4,5]
  4. nil
0
0
0

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
0
0